ZHANG Bangxiang · CHINA OPEN
vs par split: bidding +2.07 · play +0.10
Strength of schedule: opponents averaged +0.30/bd (a tough draw) → opponent-adjusted +1.23/bd
Card play — on target: opening leads 87.5% · declarer play 80.0% · defence 80.0%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 83.3% (6) |
| Declarer play | · | 80.0% (5) |
| Defence | 83.3% (6) | 77.8% (9) |
Opening leads by suit led: ♥ 100.0% (2) · ♦ 66.7% (3) · ♣ 100.0% (3)
vs par by strain: NT +4.71 (7) · a suit +1.39 (23)
vs par by level: part-score +4.25 (12) · game +0.31 (16) · slam +4.50 (2)
By role: declaring +1.51/bd (-0.27 vs par · 15) · defending +0.34/bd (+4.60 vs par · 15)
By vulnerability: vulnerable +1.73/bd (+1.13 vs par · 15) · not vulnerable +0.12/bd (+3.20 vs par · 15)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 13 | H.Shi | D.Kazmucha – J.Zmuda | Closed | 10 | +29.2 | +2.92 | +1.30 |
| Round 14 | H.Shi | J.Liu – X.Hou | Open | 10 | -7.2 | -0.72 | +2.70 |
| Round 15 | H.Shi | I.Sime – J.Murdoch | Closed | 10 | +5.8 | +0.58 | +2.50 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +10.5 | Round 15 | SCOTLAND | 30 | 2♣xx | ♥10 | +2 | +11 |
| +8.7 | Round 13 | POLAND LADIES | 4 | 3♥ | ♠K | -3 | +14 |
| +7.8 | Round 13 | POLAND LADIES | 9 | 3NT | ♠3 | -1 | +11 |
| +6.4 | Round 14 | BEIJING SHARESUN | 16 | 5♥ | ♣A | = | +8 |
| +5.2 | Round 13 | POLAND LADIES | 7 | 3NT | ♥8 | -2 | +8 |
| +4.8 | Round 14 | BEIJING SHARESUN | 15 | 1NT | ♣10 | +2 | +10 |
| +4.7 | Round 13 | POLAND LADIES | 10 | 6♣ | ♠J | = | -2 |
| +4.5 | Round 15 | SCOTLAND | 26 | 2♥ | ♠J | +1 | +7 |
| +4.0 | Round 14 | BEIJING SHARESUN | 19 | 5♣x | ♣9 | = | -2 |
| +3.0 | Round 13 | POLAND LADIES | 1 | 4♠ | ♣2 | = | +0 |
| +2.7 | Round 13 | POLAND LADIES | 5 | 2♠ | ♣6 | +1 | -6 |
| +2.7 | Round 15 | SCOTLAND | 27 | 1NT | ♦4 | -2 | +5 |
| +1.6 | Round 13 | POLAND LADIES | 3 | 2♥ | ♣2 | +1 | +6 |
| +1.4 | Round 15 | SCOTLAND | 25 | 1♠ | ♥J | +1 | +0 |
| +1.1 | Round 13 | POLAND LADIES | 2 | 3NT | ♠2 | = | +0 |
| +0.5 | Round 15 | SCOTLAND | 24 | 4♥ | ♦K | +1 | +0 |
| +0.3 | Round 14 | BEIJING SHARESUN | 13 | 3NT | ♥J | = | +0 |
| +0.3 | Round 15 | SCOTLAND | 22 | 2♠ | ♣K | -1 | +7 |
| +0.2 | Round 14 | BEIJING SHARESUN | 17 | 1♠ | ♥7 | +2 | +1 |
| +0.1 | Round 14 | BEIJING SHARESUN | 14 | 4♠ | ♣Q | +2 | +8 |
| -1.0 | Round 13 | POLAND LADIES | 8 | 3NT | ♥4 | +3 | -1 |
| -1.0 | Round 15 | SCOTLAND | 28 | 4♥ | ♦K | +2 | +12 |
| -1.2 | Round 15 | SCOTLAND | 21 | 3♦ | ♠5 | -2 | +1 |
| -1.9 | Round 15 | SCOTLAND | 23 | 4♠ | ♣2 | -2 | -8 |
| -2.4 | Round 14 | BEIJING SHARESUN | 20 | 2♠ | ♦Q | = | -5 |
| -4.6 | Round 13 | POLAND LADIES | 6 | 4♠ | ♣K | +2 | -17 |
| -5.0 | Round 14 | BEIJING SHARESUN | 11 | 6♠ | ♥5 | +1 | +11 |
| -7.2 | Round 14 | BEIJING SHARESUN | 12 | 4♥ | ♣A | = | +0 |
| -8.4 | Round 14 | BEIJING SHARESUN | 18 | 5♠x | ♥7 | -4 | -4 |
| -10.0 | Round 15 | SCOTLAND | 29 | 4♥ | ♣6 | = | -10 |